Being old,he stayed at home.Happy and excited,he ran out.为什么前者有being 后者没有?

问题描述:

Being old,he stayed at home.Happy and excited,he ran out.为什么前者有being 后者没有?

Being old,he stayed at home.
Being old非谓语动词 做原因状语
Happy and excited,he ran out.
Happy and excited是用来修饰,或者说补充说明he的状态